[jira] [Commented] (FLINK-8234) Cache JobExecutionResult from finished JobManagerRunners

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/FLINK-8234?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16312685#comment-16312685 ] 

ASF GitHub Bot commented on FLINK-8234:
---------------------------------------

Github user GJL commented on a diff in the pull request:

    https://github.com/apache/flink/pull/5184#discussion_r159826471
  
    --- Diff: flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/JobMaster.java ---
    @@ -936,17 +936,19 @@ private void jobStatusChanged(
     
     		final JobID jobID = executionGraph.getJobID();
    --- End diff --
    
    Variables declared too early


> Cache JobExecutionResult from finished JobManagerRunners
> --------------------------------------------------------
>
>                 Key: FLINK-8234
>                 URL: https://issues.apache.org/jira/browse/FLINK-8234
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Distributed Coordination
>    Affects Versions: 1.5.0
>            Reporter: Till Rohrmann
>            Assignee: Gary Yao
>            Priority: Blocker
>              Labels: flip-6
>             Fix For: 1.5.0
>
>
> In order to serve the {{JobExecutionResults}} we have to cache them in the {{Dispatcher}} after the {{JobManagerRunner}} has finished. The cache should have a configurable size and should periodically clean up stale entries in order to avoid memory exhaustion.



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